Drinking vessel having surface protrusions



FIG. 1 is a perspective view of a drinking vessel in accordance with the present invention;

FIG. 2 is a front view thereof, all sides being the same;

FIG. 3 is a top plan view thereof; and,

FIG. 4 is a bottom plan view thereof.

The broken lines in the drawings are for illustrative purposes only and form no part of the claimed design. 

I claim the ornamental design design for a drinking vessel having surface protrusions, substantially as shown and described. 